The non-profit Blue Hill Observatory and Science Center, a National Historic Landmark located atop Great Blue Hill, was recently awarded a “Save America’s Treasures” (SAT) grant by the National Park Service to preserve many of our historic climate resources. In support of this project, the Observatory is seeking $65,000 to fulfill the obligation to raise […]
Blue Hill Observatory September 2021 Summary: September was very warm and wetter than average. The 24-hour adjusted mean temperature for the month of 64.8 deg F was 3.3 degrees warmer than the 1891-2020 130-year average for September, and it was 1.7 degrees warmer than the 1991-2020 30-year average. The month tied with 2018 as the […]
Our building is closed No public access is allowed during construction planned through 2022 Obey posted safety signage. Use caution when around construction areas and summit roadways. Extensive work began June 2021 including much-needed concrete repair, historically appropriate door and window upgrades, lighting upgrades and more. The Observatory and grounds will be closed to the […]
Blue Hill Observatory has been watching the weather since 1885, and Boston College’s Weston Observatory has been watching the Earth quake since 1931. We are now joining forces to monitor the Earth with a recently installed seismograph at Blue Hill. In collaboration with Dr. Alan Kafka, Director of Weston Observatory, Blue Hill purchased and installed […]
Imagine, Blue Hill Observatory’s first weather observations were made on February 1, 1885 at the top of Great Blue Hill— from that day on we have maintained an unbroken recording of the weather! Considered a remarkable resource, Blue Hill Observatory’s data is the most homogeneous climate record in North America and is a benchmark station […]
Many Web Cams to choose from, including the new Pru Cams. Become a member today for more!
... Read More »
Enter your E-mail address to receive our Sky-mail eNews
Membership Benefits Quarterly publication Blue Hill Observatory Bulletin Bi-monthly newsletter 10% discount on store purchases Free admission and tours of
... Read More »
The non-profit Blue Hill Observatory and Science Center, a National Historic Landmark located atop Great Blue Hill, was recently awarded a “Save America’s Treasures” (SAT) grant by the National Park Service to preserve many of our historic climate resources. In support of this project, the Observatory is seeking $65,000 to fulfill the obligation to raise […]
September 2021 Summary – Warmer and Wetter Than Average
Blue Hill Observatory September 2021 Summary: September was very warm and wetter than average. The 24-hour adjusted mean temperature for the month of 64.8 deg F was 3.3 degrees warmer than the 1891-2020 130-year average for September, and it was 1.7 degrees warmer than the 1991-2020 30-year average. The month tied with 2018 as the […]
Tropical Storm Elsa Drenches Southern New England
After making landfall in Florida and moving over much of the East Coast of the United States over the past two days, Tropical Storm Elsa crossed southeastern New England on Friday, July 9, 2021 and passed approximately 40 miles to the southeast of the Observatory at mid-day. Torrential rain arrived early in the morning, and […]
Renovations are in progress at Blue Hill Observatory: What you need to know
Our building is closed No public access is allowed during construction planned through 2022 Obey posted safety signage. Use caution when around construction areas and summit roadways. Extensive work began June 2021 including much-needed concrete repair, historically appropriate door and window upgrades, lighting upgrades and more. The Observatory and grounds will be closed to the […]
Blue Hill Observatory’s last chance to secure MA state funding
We urgently need your help to ensure that our educational programs and the longest climate record in the United State can be continued. Right now, we have a last chance to secure MA State Funding for Blue Hill Observatory. Please take a few minutes to advocate for us and this critical financial support. FOR IMMEDIATE […]
Daily Record Snowfall at the Observatory on April 16th
A strong coastal storm combined with anomalously cold temperatures to bring a record breaking snowfall and more than two inches of much needed liquid precipitation to the summit of Great Blue Hill on April 16th, 2021. Rain began during the night, and snow started mixing with rain just before the 7AM EST observation. By 7:30AM, the […]
Observatory Open for Tours Through Late May/Early June 2021
We are excited to announce that the major Observatory renovation project, which has been in the planning stages for several years, is underway. Extensive work will start in June that will require that we close to the public until some time in 2022. The building will get a much-needed rehab including concrete repair, historically appropriate […]
Join the BHO Communities
Connect with us on the following social media platforms.